Home / 821,824.68-1,233,127.98-569,493.48

Finding the Fourth Proportional to 821,824.68, 1,233,127.98 and 569,493.48

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Solution

The fourth proportional to 821,824.68, 1,233,127.98 and 569,493.48 is: 854,511.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    821,824.68 : 1,233,127.98 = 569,493.48 : x
  2. Step 2: Convert to fraction form
    821,824.68/1,233,127.98 = 569,493.48/x
  3. Step 3: Cross multiply
    821,824.68x = 1,233,127.98 × 569,493.48
  4. Step 4: Simplify right side
    821,824.68x = 702,258,344,615.57
  5. Step 5: Solve for x
    x = 702,258,344,615.57/821,824.68
  6. Step 6: Final answer
    x = 854,511.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.